日期:
来源:雅诚德英语网
With no mammalian carnivores, birds and reptiles faced less competition for food, accounting for some of their massive size.
岛上某些动物为什么会有巨型身材呢?原因是岛上没有肉食动物,鸟类和爬行动物面临的捕食竞争较小。
With no mammalian carnivores, birds and reptiles faced less competition for food, accounting for some of their massive size.
岛上某些动物为什么会有巨型身材呢?原因是岛上没有肉食动物,鸟类和爬行动物面临的捕食竞争较小。